*Input Voltage Phase voltage 160~250V, line *voltage 277V~430V
*Output Voltage Phase voltage 220V, line *voltage 380V
*Regulation Accuracy ±3%
*Frequency 50Hz/60Hz
*Adjust Time ＜1s（when input voltage changes 10% ）
*Efficiency ＞95%
*Relative Humidity ≤95%
*Ambient Temperature -5℃ ~+ 40℃
*Waveform Distortion No Additional Waveform Distortion
*Load Power Factor 0.8
*Electric Intensity 1500V/min
*Insulation Resistance ≥2MΩ